/*
- * Copyright (c) 2003 The Regents of The University of Michigan
+ * Copyright (c) 2002-2003 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
#include "base/trace.hh"
#include "sim/universe.hh"
-#ifdef FULL_SYSTEM
-#include "targetarch/arguments.hh"
-#include "targetarch/pmap.h"
-#include "kern/tru64/kernel.hh"
-#include "mem/functional_mem/memory_control.hh"
-#include "sim/system.hh"
-#include "cpu/base_cpu.hh"
-#include "cpu/full_cpu/bpred.hh"
-#endif
-
using namespace std;
PCEventQueue::PCEventQueue()
}
bool
-PCEventQueue::service(ExecContext *xc)
+PCEventQueue::doService(ExecContext *xc)
{
- Addr pc = xc->regs.pc;
+ Addr pc = xc->regs.pc & ~0x3;
int serviced = 0;
range_t range = equal_range(pc);
for (iterator i = range.first; i != range.second; ++i) {
// another event. This for example, prevents two invocations
// of the SkipFuncEvent. Maybe we should have separate PC
// event queues for each processor?
- if (pc != xc->regs.pc)
+ if (pc != (xc->regs.pc & ~0x3))
continue;
DPRINTF(PCEvent, "PC based event serviced at %#x: %s\n",
return std::equal_range(pc_map.begin(), pc_map.end(), pc, MapCompare());
}
-#ifdef FULL_SYSTEM
-void
-SkipFuncEvent::process(ExecContext *xc)
-{
- Addr newpc = xc->regs.intRegFile[ReturnAddressReg];
-
- DPRINTF(PCEvent, "skipping %s: pc=%x, newpc=%x\n", description,
- xc->regs.pc, newpc);
-
- xc->regs.pc = newpc;
- xc->regs.npc = xc->regs.pc + sizeof(MachInst);
-
- BranchPred *bp = xc->cpu->getBranchPred();
- if (bp != NULL) {
- bp->popRAS(xc->thread_num);
- }
-}
-
-void
-BadAddrEvent::process(ExecContext *xc)
-{
- // The following gross hack is the equivalent function to the
- // annotation for vmunix::badaddr in:
- // simos/simulation/apps/tcl/osf/tlaser.tcl
-
- uint64_t a0 = xc->regs.intRegFile[ArgumentReg0];
-
- if (a0 < ALPHA_K0SEG_BASE || a0 >= ALPHA_K1SEG_BASE ||
- xc->memCtrl->badaddr(ALPHA_K0SEG_TO_PHYS(a0) & PA_IMPL_MASK)) {
-
- DPRINTF(BADADDR, "badaddr arg=%#x bad\n", a0);
- xc->regs.intRegFile[ReturnValueReg] = 0x1;
- SkipFuncEvent::process(xc);
- }
- else
- DPRINTF(BADADDR, "badaddr arg=%#x good\n", a0);
-}
-
-void
-PrintfEvent::process(ExecContext *xc)
-{
- if (DTRACE(Printf)) {
- DebugOut() << curTick << ": " << xc->cpu->name() << ": ";
-
- AlphaArguments args(xc);
- Kernel::Printf(args);
- }
-}
-
-void
-DebugPrintfEvent::process(ExecContext *xc)
-{
- if (DTRACE(DebugPrintf)) {
- if (!raw)
- DebugOut() << curTick << ": " << xc->cpu->name() << ": ";
-
- AlphaArguments args(xc);
- Kernel::Printf(args);
- }
-}
-
-void
-DumpMbufEvent::process(ExecContext *xc)
-{
- if (DTRACE(DebugPrintf)) {
- AlphaArguments args(xc);
- Kernel::DumpMbuf(args);
- }
-}
-#endif
-
BreakPCEvent::BreakPCEvent(PCEventQueue *q, const std::string &desc, bool del)
: PCEvent(q, desc), remove(del)
{